code: def track_progress(self):
      name = ".".join(self._parents + [self._name])
      tracker().store(f"time.{name}", self._calc_estimated_time())
  
imports: import math
  import time
  from typing import TYPE_CHECKING, List
  from labml import logger
  from ..tracker import tracker_singleton
label_desc: Use image node_id 3 for calling the LoopingSection obj's underlying member method code with example usage: obj.track_progress() without return types